2008-12-18 22:28:57 +01:00
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/*
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2009-01-21 21:04:20 +01:00
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* Cppcheck - A tool for static C/C++ code analysis
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2009-05-30 07:48:12 +02:00
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* Copyright (C) 2007-2009 Daniel Marjamäki and Cppcheck team.
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2008-12-18 22:28:57 +01:00
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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2009-09-27 17:08:31 +02:00
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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2008-12-18 22:28:57 +01:00
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*/
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2009-10-25 12:49:06 +01:00
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#include "tokenize.h"
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#include "checkclass.h"
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2008-12-18 22:28:57 +01:00
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#include "testsuite.h"
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#include <sstream>
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extern std::ostringstream errout;
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class TestClass : public TestFixture
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{
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public:
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TestClass() : TestFixture("TestClass")
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{ }
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private:
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void run()
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{
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2010-03-28 10:58:03 +02:00
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TEST_CASE(virtualDestructor1); // Base class not found => no error
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2009-01-05 16:49:57 +01:00
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TEST_CASE(virtualDestructor2); // Base class doesn't have a destructor
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2010-03-28 10:58:03 +02:00
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TEST_CASE(virtualDestructor3); // Base class has a destructor, but it's not virtual
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TEST_CASE(virtualDestructor4); // Derived class doesn't have a destructor => no error
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TEST_CASE(virtualDestructor5); // Derived class has empty destructor => no error
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2009-05-06 22:22:26 +02:00
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TEST_CASE(virtualDestructorProtected);
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2009-08-04 21:23:22 +02:00
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TEST_CASE(virtualDestructorInherited);
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2009-08-10 16:58:13 +02:00
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TEST_CASE(virtualDestructorTemplate);
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2009-01-14 20:34:10 +01:00
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TEST_CASE(uninitVar1);
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2009-12-11 21:34:04 +01:00
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TEST_CASE(uninitVar2);
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2010-03-29 20:34:47 +02:00
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TEST_CASE(uninitVar3);
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2010-04-02 07:36:18 +02:00
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TEST_CASE(uninitVar4);
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2010-04-09 18:35:54 +02:00
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TEST_CASE(uninitVar5);
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2009-02-09 08:47:41 +01:00
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TEST_CASE(uninitVarEnum);
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2009-01-17 21:17:57 +01:00
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TEST_CASE(uninitVarStream);
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2009-06-05 02:34:12 +02:00
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TEST_CASE(uninitVarTypedef);
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2010-03-31 19:53:53 +02:00
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TEST_CASE(uninitVarMemset);
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2009-12-13 09:35:08 +01:00
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TEST_CASE(uninitVarArray1);
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TEST_CASE(uninitVarArray2);
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2010-02-10 19:28:51 +01:00
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TEST_CASE(uninitVarArray3);
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2010-03-13 20:24:39 +01:00
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TEST_CASE(uninitVarArray4);
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2010-01-12 21:36:40 +01:00
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TEST_CASE(uninitVarArray2D);
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2009-09-03 22:28:00 +02:00
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TEST_CASE(uninitMissingFuncDef);// can't expand function in constructor
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2009-02-09 08:47:41 +01:00
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TEST_CASE(privateCtor1); // If constructor is private..
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2009-03-25 18:31:40 +01:00
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TEST_CASE(privateCtor2); // If constructor is private..
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2009-02-04 20:42:40 +01:00
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TEST_CASE(function); // Function is not variable
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2009-02-09 08:47:41 +01:00
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TEST_CASE(uninitVarHeader1); // Class is defined in header
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TEST_CASE(uninitVarHeader2); // Class is defined in header
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2009-02-21 09:24:57 +01:00
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TEST_CASE(uninitVarHeader3); // Class is defined in header
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2010-03-28 10:58:03 +02:00
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TEST_CASE(uninitVarPublished); // Borland C++: Variables in the published section are auto-initialized
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TEST_CASE(uninitProperty); // Borland C++: No FP for properties
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2010-01-06 19:04:15 +01:00
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TEST_CASE(uninitOperator); // No FP about uninitialized 'operator[]'
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2010-03-26 17:19:33 +01:00
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TEST_CASE(uninitFunction1); // No FP when initialized in function
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TEST_CASE(uninitFunction2); // No FP when initialized in function
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2010-04-02 19:29:54 +02:00
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TEST_CASE(uninitSameClassName); // No FP when two classes have the same name
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2009-08-31 19:40:49 +02:00
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2009-02-21 14:35:55 +01:00
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TEST_CASE(noConstructor1);
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TEST_CASE(noConstructor2);
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2009-12-19 17:58:52 +01:00
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TEST_CASE(noConstructor3);
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TEST_CASE(noConstructor4);
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2009-08-09 19:57:48 +02:00
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TEST_CASE(operatorEq1);
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2010-01-29 16:04:27 +01:00
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TEST_CASE(operatorEqRetRefThis1);
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TEST_CASE(operatorEqRetRefThis2); // ticket #1323
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2010-02-17 22:46:03 +01:00
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TEST_CASE(operatorEqRetRefThis3); // ticket #1405
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2010-02-25 07:26:59 +01:00
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TEST_CASE(operatorEqRetRefThis4); // ticket #1451
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2010-04-01 16:40:12 +02:00
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TEST_CASE(operatorEqRetRefThis5); // ticket #1550
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2010-01-06 19:04:15 +01:00
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TEST_CASE(operatorEqToSelf1); // single class
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TEST_CASE(operatorEqToSelf2); // nested class
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TEST_CASE(operatorEqToSelf3); // multiple inheritance
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TEST_CASE(operatorEqToSelf4); // nested class with multiple inheritance
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2010-01-12 21:36:40 +01:00
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TEST_CASE(operatorEqToSelf5); // ticket # 1233
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2010-03-31 17:09:59 +02:00
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TEST_CASE(operatorEqToSelf6); // ticket # 1550
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2009-09-02 22:32:15 +02:00
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TEST_CASE(memsetOnStruct);
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TEST_CASE(memsetOnClass);
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2009-09-12 15:25:02 +02:00
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TEST_CASE(this_subtraction); // warn about "this-x"
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2010-01-23 09:19:22 +01:00
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// can member function be made const
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TEST_CASE(const1);
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2010-02-08 07:25:19 +01:00
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TEST_CASE(const2);
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TEST_CASE(const3);
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2010-03-05 17:06:25 +01:00
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TEST_CASE(const4);
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2010-03-12 18:30:20 +01:00
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TEST_CASE(const5); // ticket #1482
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2010-03-13 08:06:20 +01:00
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TEST_CASE(const6); // ticket #1491
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2010-03-16 07:31:40 +01:00
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TEST_CASE(const7);
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2010-03-23 07:34:34 +01:00
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TEST_CASE(const8); // ticket #1517
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2010-03-23 07:37:20 +01:00
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TEST_CASE(const9); // ticket #1515
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2010-03-26 16:30:30 +01:00
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TEST_CASE(const10); // ticket #1522
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2010-03-26 18:16:33 +01:00
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TEST_CASE(const11); // ticket #1529
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2010-03-26 19:06:00 +01:00
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TEST_CASE(const12); // ticket #1552
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2010-03-26 20:14:31 +01:00
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TEST_CASE(const13); // ticket #1519
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2010-03-27 20:41:17 +01:00
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TEST_CASE(const14);
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2010-03-28 15:56:13 +02:00
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TEST_CASE(const15);
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2010-04-01 16:59:35 +02:00
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TEST_CASE(const16); // ticket #1551
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2010-04-01 17:01:52 +02:00
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TEST_CASE(const17); // ticket #1552
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2010-04-02 08:02:47 +02:00
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TEST_CASE(const18); // ticket #1563
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2010-04-02 22:03:07 +02:00
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TEST_CASE(constoperator1); // operator< can often be const
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TEST_CASE(constoperator2); // operator<<
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2010-01-24 13:33:30 +01:00
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TEST_CASE(constincdec); // increment/decrement => non-const
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2010-01-25 21:40:57 +01:00
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TEST_CASE(constReturnReference);
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2010-02-20 09:55:51 +01:00
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TEST_CASE(constDelete); // delete member variable => not const
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2010-02-21 10:19:28 +01:00
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TEST_CASE(constLPVOID); // a function that returns LPVOID can't be const
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2009-08-09 19:57:48 +02:00
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}
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// Check the operator Equal
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void checkOpertorEq(const char code[])
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{
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// Tokenize..
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Tokenizer tokenizer;
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std::istringstream istr(code);
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tokenizer.tokenize(istr, "test.cpp");
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tokenizer.simplifyTokenList();
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// Clear the error log
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errout.str("");
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// Check..
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Settings settings;
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CheckClass checkClass(&tokenizer, &settings, this);
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checkClass.operatorEq();
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}
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void operatorEq1()
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{
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checkOpertorEq("class A\n"
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"{\n"
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"public:\n"
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2009-08-24 17:15:29 +02:00
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" void goo() {}"
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2009-12-31 13:44:03 +01:00
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" void operator=(const A&);\n"
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2009-08-09 19:57:48 +02:00
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"};\n");
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ASSERT_EQUALS("[test.cpp:4]: (style) 'operator=' should return something\n", errout.str());
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checkOpertorEq("class A\n"
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"{\n"
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"private:\n"
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2009-12-31 13:44:03 +01:00
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" void operator=(const A&);\n"
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2009-08-09 19:57:48 +02:00
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"};\n");
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ASSERT_EQUALS("", errout.str());
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checkOpertorEq("class A\n"
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"{\n"
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2009-12-31 13:44:03 +01:00
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" void operator=(const A&);\n"
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2009-08-09 19:57:48 +02:00
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"};\n");
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ASSERT_EQUALS("", errout.str());
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checkOpertorEq("class A\n"
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"{\n"
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"public:\n"
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" void goo() {}\n"
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"private:\n"
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2009-12-31 13:44:03 +01:00
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" void operator=(const A&);\n"
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2009-08-09 19:57:48 +02:00
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"};\n");
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ASSERT_EQUALS("", errout.str());
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2009-12-29 07:48:37 +01:00
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checkOpertorEq("class A\n"
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"{\n"
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"public:\n"
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2009-12-31 13:44:03 +01:00
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" void operator=(const A&);\n"
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2009-12-29 07:48:37 +01:00
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"};\n"
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"class B\n"
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"{\n"
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"public:\n"
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2009-12-31 13:44:03 +01:00
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" void operator=(const B&);\n"
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2009-12-29 07:48:37 +01:00
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"};\n");
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ASSERT_EQUALS("[test.cpp:4]: (style) 'operator=' should return something\n"
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"[test.cpp:9]: (style) 'operator=' should return something\n", errout.str());
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2009-12-30 18:40:02 +01:00
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checkOpertorEq("struct A\n"
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"{\n"
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2009-12-31 13:44:03 +01:00
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" void operator=(const A&);\n"
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2009-12-30 18:40:02 +01:00
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"};\n");
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ASSERT_EQUALS("[test.cpp:3]: (style) 'operator=' should return something\n", errout.str());
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2008-12-18 22:28:57 +01:00
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}
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2009-12-31 13:44:03 +01:00
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// Check that operator Equal returns reference to this
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void checkOpertorEqRetRefThis(const char code[])
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{
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// Tokenize..
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Tokenizer tokenizer;
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std::istringstream istr(code);
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tokenizer.tokenize(istr, "test.cpp");
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tokenizer.simplifyTokenList();
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// Clear the error log
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errout.str("");
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// Check..
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Settings settings;
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settings._checkCodingStyle = true;
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CheckClass checkClass(&tokenizer, &settings, this);
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checkClass.operatorEqRetRefThis();
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}
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2010-01-29 16:04:27 +01:00
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void operatorEqRetRefThis1()
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2009-12-31 13:44:03 +01:00
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{
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checkOpertorEqRetRefThis(
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"class A\n"
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"{\n"
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"public:\n"
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" A & operator=(const A &a) { return *this; }\n"
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"};\n");
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ASSERT_EQUALS("", errout.str());
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checkOpertorEqRetRefThis(
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"class A\n"
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"{\n"
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"public:\n"
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" A & operator=(const A &a) { return a; }\n"
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"};\n");
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ASSERT_EQUALS("[test.cpp:4]: (style) 'operator=' should return reference to self\n", errout.str());
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checkOpertorEqRetRefThis(
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"class A\n"
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"{\n"
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"public:\n"
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" A & operator=(const A &);\n"
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"};\n"
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"A & A::operator=(const A &a) { return *this; }\n");
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ASSERT_EQUALS("", errout.str());
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checkOpertorEqRetRefThis(
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"class A\n"
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"{\n"
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"public:\n"
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" A & operator=(const A &a);\n"
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"};\n"
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"A & A::operator=(const A &a) { return *this; }\n");
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ASSERT_EQUALS("", errout.str());
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checkOpertorEqRetRefThis(
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"class A\n"
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"{\n"
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"public:\n"
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" A & operator=(const A &)\n"
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"};\n"
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"A & A::operator=(const A &a) { return a; }\n");
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ASSERT_EQUALS("[test.cpp:6]: (style) 'operator=' should return reference to self\n", errout.str());
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checkOpertorEqRetRefThis(
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"class A\n"
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"{\n"
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"public:\n"
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" A & operator=(const A &a)\n"
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"};\n"
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"A & A::operator=(const A &a) { return a; }\n");
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ASSERT_EQUALS("[test.cpp:6]: (style) 'operator=' should return reference to self\n", errout.str());
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checkOpertorEqRetRefThis(
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"class A\n"
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"{\n"
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"public:\n"
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" class B\n"
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" {\n"
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" public:\n"
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" B & operator=(const B &b) { return *this; }\n"
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" };\n"
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"};\n");
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ASSERT_EQUALS("", errout.str());
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checkOpertorEqRetRefThis(
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"class A\n"
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"{\n"
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"public:\n"
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" class B\n"
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" {\n"
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" public:\n"
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" B & operator=(const B &b) { return b; }\n"
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" };\n"
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"};\n");
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ASSERT_EQUALS("[test.cpp:7]: (style) 'operator=' should return reference to self\n", errout.str());
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checkOpertorEqRetRefThis(
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"class A\n"
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"{\n"
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"public:\n"
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" class B\n"
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" {\n"
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" public:\n"
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" B & operator=(const B &);\n"
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" };\n"
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"};\n"
|
|
|
|
"A::B & A::B::operator=(const A::B &b) { return *this; }\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqRetRefThis(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" B & operator=(const B &);\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n"
|
|
|
|
"A::B & A::B::operator=(const A::B &b) { return b; }\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:10]: (style) 'operator=' should return reference to self\n", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-01-29 16:04:27 +01:00
|
|
|
void operatorEqRetRefThis2()
|
|
|
|
{
|
|
|
|
// ticket # 1323
|
|
|
|
checkOpertorEqRetRefThis(
|
|
|
|
"class szp\n"
|
|
|
|
"{\n"
|
|
|
|
" szp &operator =(int *other) {};\n"
|
|
|
|
"};");
|
2010-04-01 16:40:12 +02:00
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) 'operator=' should return reference to self\n", errout.str());
|
2010-04-06 18:26:29 +02:00
|
|
|
|
|
|
|
checkOpertorEqRetRefThis(
|
|
|
|
"class szp\n"
|
|
|
|
"{\n"
|
|
|
|
" szp &operator =(int *other);\n"
|
|
|
|
"};\n"
|
|
|
|
"szp &szp::operator =(int *other) {};");
|
|
|
|
ASSERT_EQUALS("[test.cpp:5]: (style) 'operator=' should return reference to self\n", errout.str());
|
2010-01-29 16:04:27 +01:00
|
|
|
}
|
|
|
|
|
2010-02-17 22:46:03 +01:00
|
|
|
void operatorEqRetRefThis3()
|
|
|
|
{
|
|
|
|
// ticket # 1405
|
|
|
|
checkOpertorEqRetRefThis(
|
|
|
|
"class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" inline A &operator =(int *other) { return (*this;) };\n"
|
|
|
|
" inline A &operator =(long *other) { return (*this = 0;) };\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-04-06 18:26:29 +02:00
|
|
|
|
|
|
|
checkOpertorEqRetRefThis(
|
|
|
|
"class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A &operator =(int *other);\n"
|
|
|
|
" A &operator =(long *other);\n"
|
|
|
|
"};\n"
|
|
|
|
"A &A::operator =(int *other) { return (*this;) };\n"
|
|
|
|
"A &A::operator =(long *other) { return (*this = 0;) };");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqRetRefThis(
|
|
|
|
"class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" inline A &operator =(int *other) { return (*this;) };\n"
|
|
|
|
" inline A &operator =(long *other) { return operator = (*(int *)other); };\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqRetRefThis(
|
|
|
|
"class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A &operator =(int *other);\n"
|
|
|
|
" A &operator =(long *other);\n"
|
|
|
|
"};\n"
|
|
|
|
"A &A::operator =(int *other) { return (*this;) };\n"
|
|
|
|
"A &A::operator =(long *other) { return operator = (*(int *)other); };");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-02-17 22:46:03 +01:00
|
|
|
}
|
2010-02-25 07:26:59 +01:00
|
|
|
|
|
|
|
void operatorEqRetRefThis4()
|
|
|
|
{
|
|
|
|
// ticket # 1451
|
|
|
|
checkOpertorEqRetRefThis(
|
|
|
|
"P& P::operator = (const P& pc)\n"
|
|
|
|
"{\n"
|
|
|
|
" return (P&)(*this += pc);\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
2010-02-17 22:46:03 +01:00
|
|
|
|
2010-04-01 16:40:12 +02:00
|
|
|
void operatorEqRetRefThis5()
|
|
|
|
{
|
|
|
|
// ticket # 1550
|
|
|
|
checkOpertorEqRetRefThis(
|
|
|
|
"class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A & operator=(const A &a) { }\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) 'operator=' should return reference to self\n", errout.str());
|
2010-04-06 18:26:29 +02:00
|
|
|
|
|
|
|
checkOpertorEqRetRefThis(
|
|
|
|
"class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A & operator=(const A &a);\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A :: operator=(const A &a) { }");
|
|
|
|
ASSERT_EQUALS("[test.cpp:5]: (style) 'operator=' should return reference to self\n", errout.str());
|
2010-04-01 16:40:12 +02:00
|
|
|
}
|
|
|
|
|
2009-12-31 13:44:03 +01:00
|
|
|
// Check that operator Equal checks for assignment to self
|
|
|
|
void checkOpertorEqToSelf(const char code[])
|
|
|
|
{
|
|
|
|
// Tokenize..
|
|
|
|
Tokenizer tokenizer;
|
|
|
|
std::istringstream istr(code);
|
|
|
|
tokenizer.tokenize(istr, "test.cpp");
|
|
|
|
tokenizer.simplifyTokenList();
|
|
|
|
|
|
|
|
// Clear the error log
|
|
|
|
errout.str("");
|
|
|
|
|
|
|
|
// Check..
|
2010-04-10 14:05:33 +02:00
|
|
|
Settings settings(Settings::testSettings());
|
2009-12-31 13:44:03 +01:00
|
|
|
settings._checkCodingStyle = true;
|
|
|
|
CheckClass checkClass(&tokenizer, &settings, this);
|
|
|
|
checkClass.operatorEqToSelf();
|
|
|
|
}
|
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
void operatorEqToSelf1()
|
2009-12-31 13:44:03 +01:00
|
|
|
{
|
2010-01-03 08:26:02 +01:00
|
|
|
// this test has an assignment test but it is not needed
|
2009-12-31 13:44:03 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
" A & operator=(const A &a) { if (&a != this) { } return *this; }\n"
|
2009-12-31 13:44:03 +01:00
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
// this test doesn't have an assignment test but it is not needed
|
2009-12-31 13:44:03 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" A & operator=(const A &a) { return *this; }\n"
|
|
|
|
"};\n");
|
2010-01-03 08:26:02 +01:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-12-31 14:03:35 +01:00
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
// this test needs an assignment test and has it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" if (&a != this)\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// this class needs an assignment test but doesn't have it
|
2009-12-31 14:03:35 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:5]: (possible style) 'operator=' should check for assignment to self\n", errout.str());
|
2009-12-31 13:44:03 +01:00
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
// this test has an assignment test but doesn't need it
|
2009-12-31 13:44:03 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" A & operator=(const A &);\n"
|
|
|
|
"};\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
"A & A::operator=(const A &a) { if (&a != this) { } return *this; }\n");
|
2009-12-31 13:44:03 +01:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
// this test doesn't have an assignment test but doesn't need it
|
2009-12-31 13:44:03 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
" A & operator=(const A &)\n"
|
2009-12-31 13:44:03 +01:00
|
|
|
"};\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
"A & A::operator=(const A &a) { return *this; }\n");
|
2009-12-31 13:44:03 +01:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
// this test needs an assignment test and has it
|
2009-12-31 13:44:03 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &);\n"
|
2009-12-31 13:44:03 +01:00
|
|
|
"};\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
"A & operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" if (&a != this)\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-12-31 13:44:03 +01:00
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
// this test needs an assignment test but doesnt have it
|
2009-12-31 13:44:03 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &);\n"
|
2009-12-31 13:44:03 +01:00
|
|
|
"};\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
"A & operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:7]: (possible style) 'operator=' should check for assignment to self\n", errout.str());
|
2010-01-05 21:55:33 +01:00
|
|
|
|
|
|
|
// ticket #1224
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"const SubTree &SubTree::operator= (const SubTree &b)\n"
|
|
|
|
"{\n"
|
|
|
|
" CodeTree *oldtree = tree;\n"
|
|
|
|
" tree = new CodeTree(*b.tree);\n"
|
|
|
|
" delete oldtree;\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"}\n"
|
|
|
|
"const SubTree &SubTree::operator= (const CodeTree &b)\n"
|
|
|
|
"{\n"
|
|
|
|
" CodeTree *oldtree = tree;\n"
|
|
|
|
" tree = new CodeTree(b);\n"
|
|
|
|
" delete oldtree;\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
}
|
2009-12-31 13:44:03 +01:00
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
void operatorEqToSelf2()
|
|
|
|
{
|
|
|
|
// this test has an assignment test but doesn't need it
|
2009-12-31 13:44:03 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
" B & operator=(const B &b) { if (&b != this) { } return *this; }\n"
|
2009-12-31 13:44:03 +01:00
|
|
|
" };\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
// this test doesn't have an assignment test but doesn't need it
|
2009-12-31 13:44:03 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
" B & operator=(const B &b) { return *this; }\n"
|
2009-12-31 13:44:03 +01:00
|
|
|
" };\n"
|
|
|
|
"};\n");
|
2010-01-03 08:26:02 +01:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-12-31 13:44:03 +01:00
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
// this test needs an assignment test but has it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" B & operator=(const B &b)\n"
|
|
|
|
" {\n"
|
|
|
|
" if (&b != this)\n"
|
|
|
|
" {\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// this test needs an assignment test but doesn't have it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" B & operator=(const B &b)\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(b.s);\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:8]: (possible style) 'operator=' should check for assignment to self\n", errout.str());
|
|
|
|
|
|
|
|
// this test has an assignment test but doesn't need it
|
2009-12-31 13:44:03 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" B & operator=(const B &);\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
"A::B & A::B::operator=(const A::B &b) { if (&b != this) { } return *this; }\n");
|
2009-12-31 13:44:03 +01:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-03 08:26:02 +01:00
|
|
|
// this test doesn't have an assignment test but doesn't need it
|
2009-12-31 13:44:03 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" B & operator=(const B &);\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n"
|
2010-01-03 08:26:02 +01:00
|
|
|
"A::B & A::B::operator=(const A::B &b) { return *this; }\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// this test needs an assignment test and has it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" char * s;\n"
|
|
|
|
" B & operator=(const B &);\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n"
|
|
|
|
"A::B & A::B::operator=(const A::B &b)\n"
|
|
|
|
"{\n"
|
|
|
|
" if (&b != this)\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(b.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// this test needs an assignment test but doesn't have it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" char * s;\n"
|
|
|
|
" B & operator=(const B &);\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n"
|
|
|
|
"A::B & A::B::operator=(const A::B &b)\n"
|
|
|
|
"{\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(b.s);\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:11]: (possible style) 'operator=' should check for assignment to self\n", errout.str());
|
|
|
|
}
|
|
|
|
|
|
|
|
void operatorEqToSelf3()
|
|
|
|
{
|
|
|
|
// this test has multiple inheritance so there is no trivial way to test for self assignment but doesn't need it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A : public B, public C\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" A & operator=(const A &a) { return *this; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// this test has multiple inheritance and needs an assignment test but there is no trivial way to test for it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A : public B, public C\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// this test has multiple inheritance so there is no trivial way to test for self assignment but doesn't need it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A : public B, public C\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" A & operator=(const A &);\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a) { return *this; }\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// this test has multiple inheritance and needs an assignment test but there is no trivial way to test for it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A : public B, public C\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &);\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
|
|
|
void operatorEqToSelf4()
|
|
|
|
{
|
|
|
|
// this test has multiple inheritance so there is no trivial way to test for self assignment but doesn't need it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B : public C, public D\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" B & operator=(const B &b) { return *this; }\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// this test has multiple inheritance and needs an assignment test but there is no trivial way to test for it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B : public C, public D\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" char * s;\n"
|
|
|
|
" B & operator=(const B &b)\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(b.s);\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// this test has multiple inheritance so there is no trivial way to test for self assignment but doesn't need it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B : public C, public D\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" B & operator=(const B &);\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n"
|
|
|
|
"A::B & A::B::operator=(const A::B &b) { return *this; }\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// this test has multiple inheritance and needs an assignment test but there is no trivial way to test for it
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" class B : public C, public D\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" char * s;\n"
|
|
|
|
" B & operator=(const B &);\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n"
|
|
|
|
"A::B & A::B::operator=(const A::B &b)\n"
|
|
|
|
"{\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(b.s);\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-12-31 13:44:03 +01:00
|
|
|
}
|
|
|
|
|
2010-01-08 19:15:24 +01:00
|
|
|
void operatorEqToSelf5()
|
|
|
|
{
|
|
|
|
// ticket # 1233
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" if((&a!=this))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-04-06 18:26:29 +02:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" if((this!=&a))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-08 19:15:24 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" if(!(&a==this))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-04-06 18:26:29 +02:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" if(!(this==&a))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-08 19:15:24 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" if(false==(&a==this))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-04-06 18:26:29 +02:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" if(false==(this==&a))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-08 19:15:24 +01:00
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" if(true!=(&a==this))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-04-06 18:26:29 +02:00
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" if(true!=(this==&a))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a);\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" if((&a!=this))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a);\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" if((this!=&a))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a);\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" if(!(&a==this))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a);\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" if(!(this==&a))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a);\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" if(false==(&a==this))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a);\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" if(false==(this==&a))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a);\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" if(true!=(&a==this))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" char *s;\n"
|
|
|
|
" A & operator=(const A &a);\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" if(true!=(this==&a))\n"
|
|
|
|
" {\n"
|
|
|
|
" free(s);\n"
|
|
|
|
" s = strdup(a.s);\n"
|
|
|
|
" }\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-01-08 19:15:24 +01:00
|
|
|
}
|
|
|
|
|
2010-03-31 17:09:59 +02:00
|
|
|
void operatorEqToSelf6()
|
|
|
|
{
|
|
|
|
// ticket # 1550
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" delete [] data;\n"
|
|
|
|
" data = new char[strlen(a.data) + 1];\n"
|
|
|
|
" strcpy(data, a.data);\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"private:\n"
|
|
|
|
" char * data;\n"
|
|
|
|
"};");
|
2010-04-06 18:26:29 +02:00
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (possible style) 'operator=' should check for assignment to self\n", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" A & operator=(const A &a);\n"
|
|
|
|
"private:\n"
|
|
|
|
" char * data;\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" delete [] data;\n"
|
|
|
|
" data = new char[strlen(a.data) + 1];\n"
|
|
|
|
" strcpy(data, a.data);\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("[test.cpp:8]: (possible style) 'operator=' should check for assignment to self\n", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" A & operator=(const A &a)\n"
|
|
|
|
" {\n"
|
|
|
|
" delete data;\n"
|
|
|
|
" data = new char;\n"
|
|
|
|
" *data = *a.data;\n"
|
|
|
|
" return *this;\n"
|
|
|
|
" }\n"
|
|
|
|
"private:\n"
|
|
|
|
" char * data;\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (possible style) 'operator=' should check for assignment to self\n", errout.str());
|
|
|
|
|
|
|
|
checkOpertorEqToSelf(
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" A & operator=(const A &a);\n"
|
|
|
|
"private:\n"
|
|
|
|
" char * data;\n"
|
|
|
|
"};\n"
|
|
|
|
"A & A::operator=(const A &a)\n"
|
|
|
|
"{\n"
|
|
|
|
" delete data;\n"
|
|
|
|
" data = new char;\n"
|
|
|
|
" *data = *a.data;\n"
|
|
|
|
" return *this;\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("[test.cpp:8]: (possible style) 'operator=' should check for assignment to self\n", errout.str());
|
2010-03-31 17:09:59 +02:00
|
|
|
}
|
|
|
|
|
2008-12-18 22:28:57 +01:00
|
|
|
// Check that base classes have virtual destructors
|
|
|
|
void checkVirtualDestructor(const char code[])
|
|
|
|
{
|
|
|
|
// Tokenize..
|
|
|
|
Tokenizer tokenizer;
|
|
|
|
std::istringstream istr(code);
|
2009-01-05 16:49:57 +01:00
|
|
|
tokenizer.tokenize(istr, "test.cpp");
|
2008-12-18 22:28:57 +01:00
|
|
|
tokenizer.simplifyTokenList();
|
|
|
|
|
|
|
|
// Clear the error log
|
|
|
|
errout.str("");
|
|
|
|
|
|
|
|
// Check..
|
|
|
|
Settings settings;
|
2009-03-20 17:30:24 +01:00
|
|
|
CheckClass checkClass(&tokenizer, &settings, this);
|
2008-12-18 22:28:57 +01:00
|
|
|
checkClass.virtualDestructor();
|
|
|
|
}
|
|
|
|
|
|
|
|
void virtualDestructor1()
|
|
|
|
{
|
2009-01-05 16:49:57 +01:00
|
|
|
// Base class not found
|
2008-12-18 22:28:57 +01:00
|
|
|
|
|
|
|
checkVirtualDestructor("class Derived : public Base { };");
|
2009-06-05 02:39:36 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2008-12-18 22:28:57 +01:00
|
|
|
|
|
|
|
checkVirtualDestructor("class Derived : Base { };");
|
2009-06-05 02:39:36 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2008-12-18 22:28:57 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
void virtualDestructor2()
|
|
|
|
{
|
2009-01-05 16:49:57 +01:00
|
|
|
// Base class doesn't have a destructor
|
2008-12-18 22:28:57 +01:00
|
|
|
|
|
|
|
checkVirtualDestructor("class Base { };\n"
|
|
|
|
"class Derived : public Base { public: ~Derived() { (void)11; } };");
|
2009-05-31 21:48:55 +02:00
|
|
|
ASSERT_EQUALS("[test.cpp:1]: (error) Class Base which is inherited by class Derived does not have a virtual destructor\n", errout.str());
|
2008-12-18 22:28:57 +01:00
|
|
|
|
|
|
|
checkVirtualDestructor("class Base { };\n"
|
|
|
|
"class Derived : Base { public: ~Derived() { (void)11; } };");
|
2009-06-05 02:39:36 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2008-12-18 22:28:57 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
void virtualDestructor3()
|
|
|
|
{
|
2009-01-05 16:49:57 +01:00
|
|
|
// Base class has a destructor, but it's not virtual
|
2008-12-18 22:28:57 +01:00
|
|
|
|
|
|
|
checkVirtualDestructor("class Base { public: ~Base(); };\n"
|
|
|
|
"class Derived : public Base { public: ~Derived() { (void)11; } };");
|
2009-05-31 21:48:55 +02:00
|
|
|
ASSERT_EQUALS("[test.cpp:1]: (error) Class Base which is inherited by class Derived does not have a virtual destructor\n", errout.str());
|
2008-12-18 22:28:57 +01:00
|
|
|
|
|
|
|
checkVirtualDestructor("class Base { public: ~Base(); };\n"
|
|
|
|
"class Derived : private Fred, public Base { public: ~Derived() { (void)11; } };");
|
2009-05-31 21:48:55 +02:00
|
|
|
ASSERT_EQUALS("[test.cpp:1]: (error) Class Base which is inherited by class Derived does not have a virtual destructor\n", errout.str());
|
2008-12-18 22:28:57 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
void virtualDestructor4()
|
|
|
|
{
|
2009-01-05 16:49:57 +01:00
|
|
|
// Derived class doesn't have a destructor => no error
|
2008-12-18 22:28:57 +01:00
|
|
|
|
|
|
|
checkVirtualDestructor("class Base { public: ~Base(); };\n"
|
|
|
|
"class Derived : public Base { };");
|
2009-06-05 02:39:36 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2008-12-18 22:28:57 +01:00
|
|
|
|
|
|
|
checkVirtualDestructor("class Base { public: ~Base(); };\n"
|
|
|
|
"class Derived : private Fred, public Base { };");
|
2009-06-05 02:39:36 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2008-12-18 22:28:57 +01:00
|
|
|
}
|
2008-12-19 21:30:33 +01:00
|
|
|
|
|
|
|
void virtualDestructor5()
|
|
|
|
{
|
2009-01-05 16:49:57 +01:00
|
|
|
// Derived class has empty destructor => no error
|
2008-12-19 21:30:33 +01:00
|
|
|
|
|
|
|
checkVirtualDestructor("class Base { public: ~Base(); };\n"
|
|
|
|
"class Derived : public Base { public: ~Derived() {} };");
|
2009-06-05 02:39:36 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2008-12-19 21:30:33 +01:00
|
|
|
|
|
|
|
checkVirtualDestructor("class Base { public: ~Base(); };\n"
|
|
|
|
"class Derived : public Base { public: ~Derived(); }; Derived::~Derived() {}");
|
2009-06-05 02:39:36 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2008-12-19 21:30:33 +01:00
|
|
|
}
|
2009-01-14 20:34:10 +01:00
|
|
|
|
2009-05-06 22:22:26 +02:00
|
|
|
void virtualDestructorProtected()
|
|
|
|
{
|
|
|
|
// Base class has protected destructor, it makes Base *p = new Derived(); fail
|
|
|
|
// during compilation time, so error is not possible. => no error
|
|
|
|
checkVirtualDestructor("class A\n"
|
|
|
|
"{\n"
|
|
|
|
"protected:\n"
|
|
|
|
" ~A() { }\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"class B : public A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" ~B() { int a; }\n"
|
|
|
|
"};\n");
|
2009-06-05 02:39:36 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-05-06 22:22:26 +02:00
|
|
|
}
|
2009-01-14 20:34:10 +01:00
|
|
|
|
2009-08-04 21:23:22 +02:00
|
|
|
void virtualDestructorInherited()
|
|
|
|
{
|
|
|
|
// class A inherits virtual destructor from class Base -> no error
|
|
|
|
checkVirtualDestructor("class Base\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
"virtual ~Base() {}\n"
|
|
|
|
"};\n"
|
|
|
|
"class A : private Base\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" ~A() { }\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"class B : public A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" ~B() { int a; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// class A inherits virtual destructor from struct Base -> no error
|
|
|
|
// also notice that public is not given, but destructor is public, because
|
|
|
|
// we are using struct instead of class
|
|
|
|
checkVirtualDestructor("struct Base\n"
|
|
|
|
"{\n"
|
|
|
|
"virtual ~Base() {}\n"
|
|
|
|
"};\n"
|
|
|
|
"class A : public Base\n"
|
|
|
|
"{\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"class B : public A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" ~B() { int a; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// Unknown Base class -> it could have virtual destructor, so ignore
|
|
|
|
checkVirtualDestructor("class A : private Base\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" ~A() { }\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"class B : public A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" ~B() { int a; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// Virtual destructor is inherited -> no error
|
|
|
|
checkVirtualDestructor("class Base2\n"
|
|
|
|
"{\n"
|
|
|
|
"virtual ~Base2() {}\n"
|
|
|
|
"};\n"
|
|
|
|
"class Base : public Base2\n"
|
|
|
|
"{\n"
|
|
|
|
"};\n"
|
|
|
|
"class A : private Base\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" ~A() { }\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"class B : public A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" ~B() { int a; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// class A doesn't inherit virtual destructor from class Base -> error
|
|
|
|
checkVirtualDestructor("class Base\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
"~Base() {}\n"
|
|
|
|
"};\n"
|
|
|
|
"class A : private Base\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" ~A() { }\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"class B : public A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" ~B() { int a; }\n"
|
|
|
|
"};\n");
|
|
|
|
TODO_ASSERT_EQUALS("[test.cpp:7]: (error) Class A which is inherited by class B does not have a virtual destructor\n", errout.str());
|
|
|
|
}
|
|
|
|
|
2009-08-10 16:58:13 +02:00
|
|
|
void virtualDestructorTemplate()
|
|
|
|
{
|
|
|
|
checkVirtualDestructor("template <typename T> class A\n"
|
|
|
|
"{\n"
|
|
|
|
" public:\n"
|
|
|
|
" virtual ~A(){}\n"
|
|
|
|
"};\n"
|
|
|
|
"template <typename T> class AA\n"
|
|
|
|
"{\n"
|
|
|
|
" public:\n"
|
|
|
|
" ~AA(){}\n"
|
|
|
|
"};\n"
|
|
|
|
"class B : public A<int>, public AA<double>\n"
|
|
|
|
"{\n"
|
|
|
|
" public:\n"
|
|
|
|
" ~B(){int a;}\n"
|
|
|
|
"};\n");
|
2009-11-01 19:03:52 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:7]: (error) Class AA<double> which is inherited by class B does not have a virtual destructor\n", errout.str());
|
2009-08-10 16:58:13 +02:00
|
|
|
}
|
|
|
|
|
2009-01-14 20:34:10 +01:00
|
|
|
void checkUninitVar(const char code[])
|
|
|
|
{
|
|
|
|
// Tokenize..
|
|
|
|
Tokenizer tokenizer;
|
|
|
|
std::istringstream istr(code);
|
|
|
|
tokenizer.tokenize(istr, "test.cpp");
|
|
|
|
tokenizer.simplifyTokenList();
|
|
|
|
|
|
|
|
// Clear the error log
|
|
|
|
errout.str("");
|
|
|
|
|
|
|
|
// Check..
|
2010-04-10 14:05:33 +02:00
|
|
|
Settings settings(Settings::testSettings());
|
2009-03-20 17:30:24 +01:00
|
|
|
CheckClass checkClass(&tokenizer, &settings, this);
|
2009-01-14 20:34:10 +01:00
|
|
|
checkClass.constructors();
|
|
|
|
}
|
|
|
|
|
|
|
|
void uninitVar1()
|
|
|
|
{
|
|
|
|
checkUninitVar("enum ECODES\n"
|
|
|
|
"{\n"
|
|
|
|
" CODE_1 = 0,\n"
|
|
|
|
" CODE_2 = 1\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() {}\n"
|
|
|
|
"\n"
|
|
|
|
"private:\n"
|
|
|
|
" ECODES _code;\n"
|
2009-01-14 20:43:28 +01:00
|
|
|
"};\n");
|
2009-01-14 20:34:10 +01:00
|
|
|
|
2009-02-14 09:52:03 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:10]: (style) Member variable not initialized in the constructor 'Fred::_code'\n", errout.str());
|
2009-07-03 20:22:14 +02:00
|
|
|
|
|
|
|
|
|
|
|
checkUninitVar("class A{};\n"
|
|
|
|
"\n"
|
|
|
|
"class B : public A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" B() {}\n"
|
|
|
|
"private:\n"
|
|
|
|
" float f;\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:6]: (style) Member variable not initialized in the constructor 'B::f'\n", errout.str());
|
2009-07-17 18:50:49 +02:00
|
|
|
|
|
|
|
checkUninitVar("class C\n"
|
|
|
|
"{\n"
|
|
|
|
" FILE *fp;\n"
|
|
|
|
"\n"
|
|
|
|
"public:\n"
|
|
|
|
" C(FILE *fp);\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"C::C(FILE *fp) {\n"
|
|
|
|
" C::fp = fp;\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-01-14 20:34:10 +01:00
|
|
|
}
|
|
|
|
|
2009-12-11 21:34:04 +01:00
|
|
|
void uninitVar2()
|
|
|
|
{
|
|
|
|
checkUninitVar("class John\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" John() { (*this).i = 0; }\n"
|
|
|
|
"private:\n"
|
|
|
|
" int i;\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-03-29 20:34:47 +02:00
|
|
|
void uninitVar3()
|
|
|
|
{
|
2010-04-02 19:10:05 +02:00
|
|
|
// No FP when struct has constructor
|
2010-03-29 20:34:47 +02:00
|
|
|
checkUninitVar("class Foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Foo() { }\n"
|
|
|
|
"private:\n"
|
|
|
|
" struct Bar {\n"
|
|
|
|
" Bar();\n"
|
|
|
|
" };\n"
|
|
|
|
" Bar bars[2];\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-04-02 19:10:05 +02:00
|
|
|
|
|
|
|
// Using struct that doesn't have constructor
|
|
|
|
checkUninitVar("class Foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Foo() { }\n"
|
|
|
|
"private:\n"
|
|
|
|
" struct Bar {\n"
|
|
|
|
" int x;\n"
|
|
|
|
" };\n"
|
|
|
|
" Bar bars[2];\n"
|
|
|
|
"};\n");
|
|
|
|
TODO_ASSERT_EQUALS("[test.cpp:4]: (style) Member variable not initialized in the constructor 'Foo::bars'\n", errout.str());
|
|
|
|
ASSERT_EQUALS("", errout.str()); // So we notice if something is reported.
|
2010-03-29 20:34:47 +02:00
|
|
|
}
|
|
|
|
|
2010-04-02 07:36:18 +02:00
|
|
|
void uninitVar4()
|
|
|
|
{
|
|
|
|
checkUninitVar("class Foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Foo() { bar.x = 0; }\n"
|
|
|
|
"private:\n"
|
|
|
|
" struct Bar {\n"
|
|
|
|
" int x;\n"
|
|
|
|
" };\n"
|
|
|
|
" struct Bar bar;\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-04-09 18:35:54 +02:00
|
|
|
void uninitVar5()
|
|
|
|
{
|
|
|
|
checkUninitVar("class Foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Foo() { }\n"
|
|
|
|
" Foo &operator=(const Foo &)\n"
|
|
|
|
" { return *this; }\n"
|
|
|
|
" static int i;\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2009-12-13 09:35:08 +01:00
|
|
|
void uninitVarArray1()
|
2009-08-23 21:54:41 +02:00
|
|
|
{
|
|
|
|
checkUninitVar("class John\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" John() {}\n"
|
|
|
|
"\n"
|
|
|
|
"private:\n"
|
|
|
|
" char name[255];\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) Member variable not initialized in the constructor 'John::name'\n", errout.str());
|
2009-11-10 19:30:37 +01:00
|
|
|
|
2009-08-23 21:54:41 +02:00
|
|
|
checkUninitVar("class John\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
2009-08-25 23:42:07 +02:00
|
|
|
" John() {John::name[0] = '\\0';}\n"
|
2009-08-23 21:54:41 +02:00
|
|
|
"\n"
|
|
|
|
"private:\n"
|
|
|
|
" char name[255];\n"
|
|
|
|
"};\n");
|
2009-08-26 22:33:23 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-08-24 17:15:29 +02:00
|
|
|
|
|
|
|
checkUninitVar("class John\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" John() { strcpy(name, ""); }\n"
|
|
|
|
"\n"
|
|
|
|
"private:\n"
|
|
|
|
" char name[255];\n"
|
|
|
|
"};\n");
|
2009-09-03 22:28:00 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-09-16 20:07:03 +02:00
|
|
|
|
|
|
|
checkUninitVar("class John\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" John() { }\n"
|
|
|
|
"\n"
|
|
|
|
" double operator[](const unsigned long i);\n"
|
|
|
|
"};\n");
|
2009-11-10 19:30:37 +01:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-09-16 20:07:03 +02:00
|
|
|
|
2009-11-10 19:30:37 +01:00
|
|
|
checkUninitVar("class A;\n"
|
|
|
|
"class John\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" John() { }\n"
|
|
|
|
" A a[5];\n"
|
|
|
|
"};\n");
|
2009-09-16 20:07:03 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-11-10 19:35:54 +01:00
|
|
|
|
|
|
|
checkUninitVar("class A;\n"
|
|
|
|
"class John\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" John() { }\n"
|
|
|
|
" A *a[5];\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:5]: (style) Member variable not initialized in the constructor 'John::a'\n", errout.str());
|
2009-09-03 22:28:00 +02:00
|
|
|
}
|
|
|
|
|
2009-12-13 09:35:08 +01:00
|
|
|
void uninitVarArray2()
|
|
|
|
{
|
|
|
|
checkUninitVar("class John\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" John() { *name = 0; }\n"
|
|
|
|
"\n"
|
|
|
|
"private:\n"
|
|
|
|
" char name[255];\n"
|
|
|
|
"};\n");
|
2010-01-12 21:36:40 +01:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-02-10 19:28:51 +01:00
|
|
|
void uninitVarArray3()
|
|
|
|
{
|
|
|
|
checkUninitVar("class John\n"
|
|
|
|
"{\n"
|
|
|
|
"private:\n"
|
|
|
|
" int a[100];\n"
|
|
|
|
" int b[100];\n"
|
|
|
|
"\n"
|
|
|
|
"public:\n"
|
|
|
|
" John()\n"
|
|
|
|
" {\n"
|
|
|
|
" memset(a,0,sizeof(a));\n"
|
|
|
|
" memset(b,0,sizeof(b));\n"
|
|
|
|
" }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-03-13 20:24:39 +01:00
|
|
|
void uninitVarArray4()
|
|
|
|
{
|
|
|
|
checkUninitVar("class John\n"
|
|
|
|
"{\n"
|
|
|
|
"private:\n"
|
|
|
|
" int a[100];\n"
|
|
|
|
" int b[100];\n"
|
|
|
|
"\n"
|
|
|
|
"public:\n"
|
|
|
|
" John()\n"
|
|
|
|
" {\n"
|
|
|
|
" if (snprintf(a,10,\"a\")) { }\n"
|
|
|
|
" if (snprintf(b,10,\"b\")) { }\n"
|
|
|
|
" }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-01-12 21:36:40 +01:00
|
|
|
void uninitVarArray2D()
|
|
|
|
{
|
|
|
|
checkUninitVar("class John\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" John() { a[0][0] = 0; }\n"
|
|
|
|
"\n"
|
|
|
|
"private:\n"
|
|
|
|
" char a[2][2];\n"
|
|
|
|
"};\n");
|
2009-12-13 09:35:08 +01:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2009-09-03 22:28:00 +02:00
|
|
|
void uninitMissingFuncDef()
|
|
|
|
{
|
|
|
|
// Unknown member function
|
|
|
|
checkUninitVar("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { Init(); }\n"
|
|
|
|
"private:\n"
|
|
|
|
" void Init();"
|
|
|
|
" int i;\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-22 18:51:25 +01:00
|
|
|
// Unknown non-member function (friend class)
|
|
|
|
checkUninitVar("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { Init(); }\n"
|
|
|
|
"private:\n"
|
|
|
|
" friend ABC;\n"
|
|
|
|
" int i;\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// Unknown non-member function (is Init a virtual function?)
|
|
|
|
checkUninitVar("class Fred : private ABC\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { Init(); }\n"
|
|
|
|
"private:\n"
|
|
|
|
" int i;\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2009-09-03 22:28:00 +02:00
|
|
|
// Unknown non-member function
|
|
|
|
checkUninitVar("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { Init(); }\n"
|
|
|
|
"private:\n"
|
|
|
|
" int i;\n"
|
|
|
|
"};\n");
|
2010-01-22 18:51:25 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) Member variable not initialized in the constructor 'Fred::i'\n", errout.str());
|
2009-08-23 21:54:41 +02:00
|
|
|
}
|
|
|
|
|
2009-02-09 08:47:41 +01:00
|
|
|
void uninitVarEnum()
|
|
|
|
{
|
|
|
|
checkUninitVar("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" enum abc {a,b,c};\n"
|
|
|
|
" Fred() {}\n"
|
|
|
|
"private:\n"
|
|
|
|
" unsigned int i;\n"
|
|
|
|
"};\n");
|
|
|
|
|
2009-02-14 09:52:03 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:5]: (style) Member variable not initialized in the constructor 'Fred::i'\n", errout.str());
|
2009-02-09 08:47:41 +01:00
|
|
|
}
|
|
|
|
|
2009-01-17 20:26:58 +01:00
|
|
|
void uninitVarStream()
|
|
|
|
{
|
|
|
|
checkUninitVar("#include <fstream>\n"
|
2009-02-09 08:47:41 +01:00
|
|
|
"class Foo\n"
|
|
|
|
"{\n"
|
|
|
|
"private:\n"
|
|
|
|
" int foo;\n"
|
2009-01-17 20:26:58 +01:00
|
|
|
"public:\n"
|
2009-02-09 08:47:41 +01:00
|
|
|
" Foo(std::istream &in)\n"
|
|
|
|
" {\n"
|
|
|
|
" if(!(in >> foo))\n"
|
|
|
|
" throw 0;\n"
|
|
|
|
" }\n"
|
2009-01-17 20:26:58 +01:00
|
|
|
"};\n");
|
|
|
|
|
2009-06-05 02:39:36 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-01-17 20:26:58 +01:00
|
|
|
}
|
|
|
|
|
2009-06-05 02:34:12 +02:00
|
|
|
void uninitVarTypedef()
|
|
|
|
{
|
|
|
|
checkUninitVar("class Foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" typedef int * pointer;\n"
|
|
|
|
" Foo() : a(0) {}\n"
|
|
|
|
" pointer a;\n"
|
|
|
|
"};\n");
|
|
|
|
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
2009-01-27 18:39:06 +01:00
|
|
|
|
2010-03-31 19:53:53 +02:00
|
|
|
void uninitVarMemset()
|
|
|
|
{
|
|
|
|
checkUninitVar("class Foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" int * pointer;\n"
|
|
|
|
" Foo() { memset(this, 0, sizeof(*this)); }\n"
|
|
|
|
"};\n");
|
|
|
|
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2009-02-09 08:47:41 +01:00
|
|
|
void privateCtor1()
|
2009-01-27 18:39:06 +01:00
|
|
|
{
|
|
|
|
checkUninitVar("class Foo {\n"
|
|
|
|
" int foo;\n"
|
|
|
|
" Foo() { }\n"
|
|
|
|
"};\n");
|
|
|
|
|
2009-12-06 18:35:32 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (possible style) Member variable not initialized in the constructor 'Foo::foo'\n", errout.str());
|
2009-01-27 18:39:06 +01:00
|
|
|
}
|
|
|
|
|
2009-02-09 08:47:41 +01:00
|
|
|
void privateCtor2()
|
|
|
|
{
|
|
|
|
checkUninitVar("class Foo\n"
|
|
|
|
"{\n"
|
|
|
|
"private:\n"
|
|
|
|
" int foo;\n"
|
|
|
|
" Foo() { }\n"
|
|
|
|
"public:\n"
|
|
|
|
" Foo(int _i) { }\n"
|
|
|
|
"};\n");
|
|
|
|
|
2009-12-06 18:35:32 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:5]: (possible style) Member variable not initialized in the constructor 'Foo::foo'\n"
|
|
|
|
"[test.cpp:7]: (possible style) Member variable not initialized in the constructor 'Foo::foo'\n", errout.str());
|
2009-02-09 08:47:41 +01:00
|
|
|
}
|
|
|
|
|
2009-01-27 18:39:06 +01:00
|
|
|
|
2009-02-04 20:31:25 +01:00
|
|
|
void function()
|
|
|
|
{
|
|
|
|
checkUninitVar("class A\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" A();\n"
|
|
|
|
" int* f(int*);\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"A::A()\n"
|
|
|
|
"{\n"
|
|
|
|
"}\n"
|
|
|
|
"\n"
|
|
|
|
"int* A::f(int* p)\n"
|
|
|
|
"{\n"
|
|
|
|
" return p;\n"
|
|
|
|
"}\n");
|
|
|
|
|
2009-06-05 02:39:36 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-02-04 20:31:25 +01:00
|
|
|
}
|
2009-01-27 18:39:06 +01:00
|
|
|
|
2009-02-09 08:47:41 +01:00
|
|
|
|
|
|
|
void uninitVarHeader1()
|
|
|
|
{
|
|
|
|
checkUninitVar("#file \"fred.h\"\n"
|
|
|
|
"class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"private:\n"
|
|
|
|
" unsigned int i;\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred();\n"
|
|
|
|
"};\n"
|
|
|
|
"#endfile\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
|
|
|
void uninitVarHeader2()
|
|
|
|
{
|
|
|
|
checkUninitVar("#file \"fred.h\"\n"
|
|
|
|
"class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"private:\n"
|
|
|
|
" unsigned int i;\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { }\n"
|
|
|
|
"};\n"
|
|
|
|
"#endfile\n");
|
2009-02-14 09:52:03 +01:00
|
|
|
ASSERT_EQUALS("[fred.h:6]: (style) Member variable not initialized in the constructor 'Fred::i'\n", errout.str());
|
2009-02-09 08:47:41 +01:00
|
|
|
}
|
|
|
|
|
2009-02-21 09:24:57 +01:00
|
|
|
void uninitVarHeader3()
|
|
|
|
{
|
|
|
|
checkUninitVar("#file \"fred.h\"\n"
|
|
|
|
"class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"private:\n"
|
|
|
|
" mutable int i;\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { }\n"
|
|
|
|
"};\n"
|
|
|
|
"#endfile\n");
|
|
|
|
ASSERT_EQUALS("[fred.h:6]: (style) Member variable not initialized in the constructor 'Fred::i'\n", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-03-28 10:58:03 +02:00
|
|
|
// Borland C++: No FP for published pointers - they are automaticly initialized
|
2009-08-31 19:40:49 +02:00
|
|
|
void uninitVarPublished()
|
|
|
|
{
|
|
|
|
checkUninitVar("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"__published:\n"
|
|
|
|
" int *i;\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { }\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-04-07 19:19:28 +02:00
|
|
|
|
|
|
|
checkUninitVar("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"__published:\n"
|
|
|
|
" int * i_;\n"
|
|
|
|
" __property int * i = {read=i_, write=i_};\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { i_ = 0; }\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-08-31 19:40:49 +02:00
|
|
|
}
|
2009-02-21 14:35:55 +01:00
|
|
|
|
2010-03-28 10:58:03 +02:00
|
|
|
// Borland C++: No FP for properties
|
|
|
|
void uninitProperty()
|
|
|
|
{
|
|
|
|
checkUninitVar("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"private:\n"
|
|
|
|
" int * i_;\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { i_ = 0; }\n"
|
|
|
|
" __property int * i = {read=i_, write=i_};\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-01-06 19:04:15 +01:00
|
|
|
void uninitOperator()
|
|
|
|
{
|
|
|
|
checkUninitVar("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { }\n"
|
|
|
|
" int *operator [] (int index) { return 0; }\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
2009-02-21 14:35:55 +01:00
|
|
|
|
2010-03-26 17:19:33 +01:00
|
|
|
void uninitFunction1()
|
|
|
|
{
|
|
|
|
checkUninitVar("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { init(*this); }\n"
|
|
|
|
"\n"
|
|
|
|
" static void init(Fred &f)\n"
|
|
|
|
" { f.d = 0; }\n"
|
|
|
|
"\n"
|
|
|
|
" double d;\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
|
|
|
void uninitFunction2()
|
|
|
|
{
|
|
|
|
checkUninitVar("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { if (!init(*this)); }\n"
|
|
|
|
"\n"
|
|
|
|
" static bool init(Fred &f)\n"
|
|
|
|
" { f.d = 0; return true; }\n"
|
|
|
|
"\n"
|
|
|
|
" double d;\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-04-02 19:29:54 +02:00
|
|
|
void uninitSameClassName()
|
|
|
|
{
|
|
|
|
checkUninitVar("class B\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" B();\n"
|
|
|
|
" int j;\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"class A\n"
|
|
|
|
"{\n"
|
|
|
|
" class B\n"
|
|
|
|
" {\n"
|
|
|
|
" public:\n"
|
|
|
|
" B();\n"
|
|
|
|
" int i;\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"A::B::B()\n"
|
|
|
|
"{\n"
|
|
|
|
" i = 0;\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2009-02-21 14:35:55 +01:00
|
|
|
void checkNoConstructor(const char code[])
|
|
|
|
{
|
|
|
|
// Tokenize..
|
|
|
|
Tokenizer tokenizer;
|
|
|
|
std::istringstream istr(code);
|
|
|
|
tokenizer.tokenize(istr, "test.cpp");
|
|
|
|
tokenizer.simplifyTokenList();
|
|
|
|
|
|
|
|
// Clear the error log
|
|
|
|
errout.str("");
|
|
|
|
|
|
|
|
// Check..
|
|
|
|
Settings settings;
|
|
|
|
settings._checkCodingStyle = true;
|
2009-03-20 17:30:24 +01:00
|
|
|
CheckClass checkClass(&tokenizer, &settings, this);
|
2009-02-21 14:35:55 +01:00
|
|
|
checkClass.constructors();
|
|
|
|
}
|
|
|
|
|
|
|
|
void noConstructor1()
|
|
|
|
{
|
|
|
|
// There are nonstatic member variables - constructor is needed
|
|
|
|
checkNoConstructor("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
" int i;\n"
|
|
|
|
"};\n");
|
2009-09-29 20:27:17 +02:00
|
|
|
ASSERT_EQUALS("[test.cpp:1]: (style) The class 'Fred' has no constructor. Member variables not initialized.\n", errout.str());
|
2009-02-21 14:35:55 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
void noConstructor2()
|
|
|
|
{
|
|
|
|
checkNoConstructor("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" static void foobar();\n"
|
|
|
|
"};\n"
|
|
|
|
"\n"
|
|
|
|
"void Fred::foobar()\n"
|
|
|
|
"{ }\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
|
|
|
void noConstructor3()
|
|
|
|
{
|
|
|
|
checkNoConstructor("class Fred\n"
|
|
|
|
"{\n"
|
2009-12-19 17:58:52 +01:00
|
|
|
"private:\n"
|
2009-02-21 14:35:55 +01:00
|
|
|
" static int foobar;\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2009-12-19 17:58:52 +01:00
|
|
|
void noConstructor4()
|
|
|
|
{
|
|
|
|
checkNoConstructor("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" int foobar;\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2009-09-02 22:32:15 +02:00
|
|
|
void checkNoMemset(const char code[])
|
|
|
|
{
|
|
|
|
// Tokenize..
|
|
|
|
Tokenizer tokenizer;
|
|
|
|
std::istringstream istr(code);
|
|
|
|
tokenizer.tokenize(istr, "test.cpp");
|
|
|
|
|
|
|
|
|
|
|
|
// Clear the error log
|
|
|
|
errout.str("");
|
|
|
|
|
|
|
|
// Check..
|
|
|
|
Settings settings;
|
|
|
|
CheckClass checkClass(&tokenizer, &settings, this);
|
|
|
|
checkClass.noMemset();
|
|
|
|
}
|
|
|
|
|
|
|
|
void memsetOnClass()
|
|
|
|
{
|
|
|
|
checkNoMemset("class A\n"
|
|
|
|
"{\n"
|
|
|
|
"};\n"
|
|
|
|
"void f()\n"
|
|
|
|
"{\n"
|
2010-02-04 19:40:35 +01:00
|
|
|
" A a;\n"
|
|
|
|
" memset(&a, 0, sizeof(A));\n"
|
2009-09-02 22:32:15 +02:00
|
|
|
"}\n");
|
2010-02-04 19:40:35 +01:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-09-02 22:32:15 +02:00
|
|
|
|
|
|
|
checkNoMemset("struct A\n"
|
|
|
|
"{\n"
|
|
|
|
"};\n"
|
|
|
|
"void f()\n"
|
|
|
|
"{\n"
|
2010-02-04 19:40:35 +01:00
|
|
|
" struct A a;\n"
|
|
|
|
" memset(&a, 0, sizeof(A));\n"
|
2009-09-02 22:32:15 +02:00
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
|
|
|
void memsetOnStruct()
|
|
|
|
{
|
|
|
|
checkNoMemset("class A\n"
|
|
|
|
"{\n"
|
|
|
|
" void g( struct sockaddr_in6& a);\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::string b; \n"
|
|
|
|
"};\n"
|
|
|
|
"void f()\n"
|
|
|
|
"{\n"
|
|
|
|
" struct sockaddr_in6 fail;\n"
|
|
|
|
" memset(&fail, 0, sizeof(struct sockaddr_in6));\n"
|
|
|
|
"}\n");
|
2009-09-02 22:51:07 +02:00
|
|
|
ASSERT_EQUALS("", errout.str());
|
2009-09-02 22:32:15 +02:00
|
|
|
|
|
|
|
checkNoMemset("struct A\n"
|
|
|
|
"{\n"
|
|
|
|
" void g( struct sockaddr_in6& a);\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::string b; \n"
|
|
|
|
"};\n"
|
|
|
|
"void f()\n"
|
|
|
|
"{\n"
|
|
|
|
" struct A fail;\n"
|
|
|
|
" memset(&fail, 0, sizeof(struct A));\n"
|
|
|
|
"}\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:10]: (error) Using 'memset' on struct that contains a 'std::string'\n", errout.str());
|
|
|
|
}
|
2009-09-12 15:25:02 +02:00
|
|
|
|
2010-02-04 19:40:35 +01:00
|
|
|
void memsetVector()
|
|
|
|
{
|
|
|
|
checkNoMemset("struct A\n"
|
|
|
|
"{ std::vector<int> ints; }\n"
|
|
|
|
"\n"
|
|
|
|
"void f()\n"
|
|
|
|
"{\n"
|
|
|
|
" A a;\n"
|
|
|
|
" memset(a, 0, sizeof(A));\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:7]: (error) Using 'memset' on struct that contains a 'std::vector'\n", errout.str());
|
2010-02-04 21:49:58 +01:00
|
|
|
|
|
|
|
checkNoMemset("struct A\n"
|
|
|
|
"{ std::vector< std::vector<int> > ints; }\n"
|
|
|
|
"\n"
|
|
|
|
"void f()\n"
|
|
|
|
"{\n"
|
|
|
|
" A a;\n"
|
|
|
|
" memset(a, 0, sizeof(A));\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:7]: (error) Using 'memset' on struct that contains a 'std::vector'\n", errout.str());
|
2010-02-04 20:53:04 +01:00
|
|
|
|
|
|
|
checkNoMemset("struct A\n"
|
|
|
|
"{ std::vector<int *> ints; }\n"
|
|
|
|
"\n"
|
|
|
|
"void f()\n"
|
|
|
|
"{\n"
|
|
|
|
" A a;\n"
|
|
|
|
" memset(a, 0, sizeof(A));\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:7]: (error) Using 'memset' on struct that contains a 'std::vector'\n", errout.str());
|
2010-02-04 19:40:35 +01:00
|
|
|
}
|
|
|
|
|
2009-09-12 15:25:02 +02:00
|
|
|
|
|
|
|
void checkThisSubtraction(const char code[])
|
|
|
|
{
|
|
|
|
// Tokenize..
|
|
|
|
Tokenizer tokenizer;
|
|
|
|
std::istringstream istr(code);
|
|
|
|
tokenizer.tokenize(istr, "test.cpp");
|
|
|
|
tokenizer.simplifyTokenList();
|
|
|
|
|
|
|
|
// Clear the error log
|
|
|
|
errout.str("");
|
|
|
|
|
|
|
|
// Check..
|
2010-04-10 14:05:33 +02:00
|
|
|
Settings settings(Settings::testSettings());
|
2009-09-12 15:25:02 +02:00
|
|
|
settings._checkCodingStyle = true;
|
|
|
|
CheckClass checkClass(&tokenizer, &settings, this);
|
|
|
|
checkClass.thisSubtraction();
|
|
|
|
}
|
|
|
|
|
|
|
|
void this_subtraction()
|
|
|
|
{
|
|
|
|
checkThisSubtraction("; this-x ;");
|
|
|
|
ASSERT_EQUALS("[test.cpp:1]: (possible style) Suspicious pointer subtraction\n", errout.str());
|
2009-11-04 20:36:27 +01:00
|
|
|
|
|
|
|
checkThisSubtraction("; *this = *this-x ;");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkThisSubtraction("; *this = *this-x ;\n"
|
|
|
|
"this-x ;");
|
|
|
|
ASSERT_EQUALS("[test.cpp:2]: (possible style) Suspicious pointer subtraction\n", errout.str());
|
|
|
|
|
2009-11-04 20:38:40 +01:00
|
|
|
checkThisSubtraction("; *this = *this-x ;\n"
|
|
|
|
"this-x ;\n"
|
|
|
|
"this-x ;\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:2]: (possible style) Suspicious pointer subtraction\n"
|
|
|
|
"[test.cpp:3]: (possible style) Suspicious pointer subtraction\n", errout.str());
|
2009-09-12 15:25:02 +02:00
|
|
|
}
|
2010-01-23 09:19:22 +01:00
|
|
|
|
|
|
|
void checkConst(const char code[])
|
|
|
|
{
|
|
|
|
// Tokenize..
|
|
|
|
Tokenizer tokenizer;
|
|
|
|
std::istringstream istr(code);
|
|
|
|
tokenizer.tokenize(istr, "test.cpp");
|
|
|
|
tokenizer.simplifyTokenList();
|
|
|
|
|
|
|
|
// Clear the error log
|
|
|
|
errout.str("");
|
|
|
|
|
|
|
|
// Check..
|
|
|
|
Settings settings;
|
2010-01-23 09:38:35 +01:00
|
|
|
settings._checkCodingStyle = true;
|
2010-01-23 09:19:22 +01:00
|
|
|
CheckClass checkClass(&tokenizer, &settings, this);
|
|
|
|
checkClass.checkConst();
|
|
|
|
}
|
|
|
|
|
|
|
|
void const1()
|
|
|
|
{
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" int getA() { return a; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'Fred::getA' can be const\n", errout.str());
|
2010-01-23 20:47:29 +01:00
|
|
|
|
2010-01-29 19:38:56 +01:00
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" const std::string foo() { return ""; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:2]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" const std::string & foo() { return ""; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
|
|
|
|
2010-01-23 20:47:29 +01:00
|
|
|
// constructors can't be const..
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int a;\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-23 20:59:20 +01:00
|
|
|
// assignment through |=..
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" int setA() { a |= true; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
2010-01-23 21:08:40 +01:00
|
|
|
// functions with a function call can't be const..
|
|
|
|
checkConst("class foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" int x;\n"
|
|
|
|
" void b() { a(); }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-01-24 18:26:39 +01:00
|
|
|
|
|
|
|
// static functions can't be const..
|
|
|
|
checkConst("class foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" static unsigned get()\n"
|
|
|
|
" { return 0; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-02-08 07:25:19 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
void const2()
|
|
|
|
{
|
|
|
|
// ticket 1344
|
|
|
|
// assignment to variable can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo() { s = ""; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to function argument reference can be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a) { a = s; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a) { s = a; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to function argument references can be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a, std::string & b) { a = s; b = s; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a, std::string & b) { s = a; s = b; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a, std::string & b) { s = a; b = s; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a, std::string & b) { a = s; s = b; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
|
|
|
void const3()
|
|
|
|
{
|
|
|
|
// assignment to function argument pointer can be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int s;\n"
|
|
|
|
" void foo(int * a) { *a = s; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int s;\n"
|
|
|
|
" void foo(int * a) { s = *a; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to function argument pointers can be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string * a, std::string * b) { *a = s; *b = s; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string * a, std::string * b) { s = *a; s = *b; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string * a, std::string * b) { s = *a; *b = s; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string * a, std::string * b) { *a = s; s = b; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-01-23 09:19:22 +01:00
|
|
|
}
|
2010-01-23 22:36:04 +01:00
|
|
|
|
2010-03-05 17:06:25 +01:00
|
|
|
void const4()
|
|
|
|
{
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" int getA();\n"
|
|
|
|
"};\n"
|
|
|
|
"int Fred::getA() { return a; }");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:5] -> [test.cpp:3]: (style) The function 'Fred::getA' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" const std::string foo();\n"
|
|
|
|
"};\n"
|
|
|
|
"const std::string Fred::foo() { return ""; }");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:4] -> [test.cpp:2]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" const std::string & foo();\n"
|
|
|
|
"};\n"
|
|
|
|
"const std::string & Fred::foo() { return ""; }");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:5] -> [test.cpp:3]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
// constructors can't be const..
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int a;\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred()\n"
|
|
|
|
"};\n"
|
|
|
|
"Fred::Fred() { }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment through |=..
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" int setA();\n"
|
|
|
|
"};\n"
|
|
|
|
"int Fred::setA() { a |= true; }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// functions with a function call can't be const..
|
|
|
|
checkConst("class foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" int x;\n"
|
|
|
|
" void b();\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::b() { a(); }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// static functions can't be const..
|
|
|
|
checkConst("class foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" static unsigned get();\n"
|
|
|
|
"};\n"
|
|
|
|
"static unsigned Fred::get() { return 0; }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo()\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo() { s = ""; }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to function argument reference can be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo(std::string & a) { a = s; }");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:5] -> [test.cpp:3]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
// assignment to variable can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo(std::string & a) { s = a; }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to function argument references can be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a, std::string & b);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo(std::string & a, std::string & b) { a = s; b = s; }");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:5] -> [test.cpp:3]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a, std::string & b);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo(std::string & a, std::string & b) { s = a; s = b; }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a, std::string & b);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo(std::string & a, std::string & b) { s = a; b = s; }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string & a, std::string & b);\n"
|
|
|
|
"};\n"
|
|
|
|
"void foo(std::string & a, std::string & b) { a = s; s = b; }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to function argument pointer can be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int s;\n"
|
|
|
|
" void foo(int * a);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo(int * a) { *a = s; }");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:5] -> [test.cpp:3]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int s;\n"
|
|
|
|
" void foo(int * a);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo(int * a) { s = *a; }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to function argument pointers can be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string * a, std::string * b);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo(std::string * a, std::string * b) { *a = s; *b = s; }");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:5] -> [test.cpp:3]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string * a, std::string * b);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo(std::string * a, std::string * b) { s = *a; s = *b; }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string * a, std::string * b);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo(std::string * a, std::string * b) { s = *a; *b = s; }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment to variable, can't be const
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo(std::string * a, std::string * b);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo(std::string * a, std::string * b) { *a = s; s = b; }");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// check functions with same name
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo();\n"
|
|
|
|
" void foo(std::string & a);\n"
|
|
|
|
" void foo(const std::string & a);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo() { }"
|
|
|
|
"void Fred::foo(std::string & a) { a = s; }"
|
|
|
|
"void Fred::foo(const std::string & a) { s = a; }");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:7] -> [test.cpp:3]: (style) The function 'Fred::foo' can be const\n"
|
|
|
|
"[test.cpp:7] -> [test.cpp:4]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
// check functions with different or missing paramater names
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" std::string s;\n"
|
|
|
|
" void foo1(int, int);\n"
|
|
|
|
" void foo2(int a, int b);\n"
|
|
|
|
" void foo3(int, int b);\n"
|
|
|
|
" void foo4(int a, int);\n"
|
|
|
|
" void foo5(int a, int b);\n"
|
|
|
|
"};\n"
|
|
|
|
"void Fred::foo1(int a, int b) { }\n"
|
|
|
|
"void Fred::foo2(int c, int d) { }\n"
|
|
|
|
"void Fred::foo3(int a, int b) { }\n"
|
|
|
|
"void Fred::foo4(int a, int b) { }\n"
|
|
|
|
"void Fred::foo5(int, int) { }");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:9] -> [test.cpp:3]: (style) The function 'Fred::foo1' can be const\n"
|
|
|
|
"[test.cpp:10] -> [test.cpp:4]: (style) The function 'Fred::foo2' can be const\n"
|
|
|
|
"[test.cpp:11] -> [test.cpp:5]: (style) The function 'Fred::foo3' can be const\n"
|
|
|
|
"[test.cpp:12] -> [test.cpp:6]: (style) The function 'Fred::foo4' can be const\n"
|
|
|
|
"[test.cpp:13] -> [test.cpp:7]: (style) The function 'Fred::foo5' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
// check nested classes
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" class A {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" int getA() { return a; }\n"
|
|
|
|
" };\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'Fred::A::getA' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" class A {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" int getA();\n"
|
|
|
|
" };\n"
|
|
|
|
" int A::getA() { return a; }\n"
|
|
|
|
"};");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:6] -> [test.cpp:4]: (style) The function 'Fred::A::getA' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" class A {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" int getA();\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n"
|
|
|
|
"int Fred::A::getA() { return a; }");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:7] -> [test.cpp:4]: (style) The function 'Fred::A::getA' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
// check deeply nested classes
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" class B {\n"
|
|
|
|
" int b;\n"
|
|
|
|
" int getB() { return b; }\n"
|
|
|
|
" class A {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" int getA() { return a; }\n"
|
|
|
|
" };\n"
|
|
|
|
" };\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'Fred::B::getB' can be const\n"
|
|
|
|
"[test.cpp:7]: (style) The function 'Fred::B::A::getA' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" class B {\n"
|
|
|
|
" int b;\n"
|
|
|
|
" int getB();\n"
|
|
|
|
" class A {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" int getA();\n"
|
|
|
|
" };\n"
|
|
|
|
" int A::getA() { return a; }\n"
|
|
|
|
" };\n"
|
|
|
|
" int B::getB() { return b; }\n"
|
|
|
|
"};");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:11] -> [test.cpp:4]: (style) The function 'Fred::B::getB' can be const\n"
|
|
|
|
"[test.cpp:9] -> [test.cpp:7]: (style) The function 'Fred::B::A::getA' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" class B {\n"
|
|
|
|
" int b;\n"
|
|
|
|
" int getB();\n"
|
|
|
|
" class A {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" int getA();\n"
|
|
|
|
" };\n"
|
|
|
|
" };\n"
|
|
|
|
"};\n"
|
|
|
|
"int Fred::B::A::getA() { return a; }\n"
|
|
|
|
"int Fred::B::getB() { return b; }\n");
|
2010-03-10 07:47:01 +01:00
|
|
|
ASSERT_EQUALS("[test.cpp:12] -> [test.cpp:4]: (style) The function 'Fred::B::getB' can be const\n"
|
|
|
|
"[test.cpp:11] -> [test.cpp:7]: (style) The function 'Fred::B::A::getA' can be const\n", errout.str());
|
2010-03-05 17:06:25 +01:00
|
|
|
}
|
|
|
|
|
2010-01-23 22:36:04 +01:00
|
|
|
// operator< can often be const
|
2010-04-02 22:03:07 +02:00
|
|
|
void constoperator1()
|
2010-01-23 22:36:04 +01:00
|
|
|
{
|
|
|
|
checkConst("struct Fred {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" bool operator<(const Fred &f) { return (a < f.a); }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'Fred::operator<' can be const\n", errout.str());
|
|
|
|
}
|
2010-01-24 13:33:30 +01:00
|
|
|
|
2010-04-02 22:03:07 +02:00
|
|
|
// operator<<
|
|
|
|
void constoperator2()
|
|
|
|
{
|
|
|
|
checkConst("struct Foo {\n"
|
|
|
|
" void operator<<(int);\n"
|
|
|
|
"};\n"
|
|
|
|
"struct Fred {\n"
|
|
|
|
" Foo foo;\n"
|
|
|
|
" void x()\n"
|
|
|
|
" {\n"
|
|
|
|
" foo << 123;\n"
|
|
|
|
" }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-03-12 18:30:20 +01:00
|
|
|
void const5()
|
|
|
|
{
|
|
|
|
// ticket #1482
|
|
|
|
checkConst("class A {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" bool foo(int i)\n"
|
|
|
|
" {\n"
|
|
|
|
" bool same;\n"
|
|
|
|
" same = (i == a);\n"
|
|
|
|
" return same;\n"
|
|
|
|
" }\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'A::foo' can be const\n", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-03-13 08:06:20 +01:00
|
|
|
void const6()
|
|
|
|
{
|
|
|
|
// ticket # 1491
|
|
|
|
checkConst("class foo {\n"
|
|
|
|
"public:\n"
|
|
|
|
"};\n"
|
|
|
|
"void bar() {}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-03-19 17:40:23 +01:00
|
|
|
|
|
|
|
checkConst("class Fred\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" void foo() { }\n"
|
|
|
|
"};");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'Fred::foo' can be const\n", errout.str());
|
2010-03-19 19:04:56 +01:00
|
|
|
|
|
|
|
checkConst("struct fast_string\n"
|
|
|
|
"{\n"
|
|
|
|
" union\n"
|
|
|
|
" {\n"
|
|
|
|
" char buff[100];\n"
|
|
|
|
" };\n"
|
|
|
|
" void set_type(char t);\n"
|
|
|
|
"};\n"
|
|
|
|
"inline void fast_string::set_type(char t)\n"
|
|
|
|
"{\n"
|
|
|
|
" buff[10] = t;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-03-13 08:06:20 +01:00
|
|
|
}
|
|
|
|
|
2010-03-16 07:31:40 +01:00
|
|
|
void const7()
|
|
|
|
{
|
|
|
|
checkConst("class foo {\n"
|
|
|
|
" int a;\n"
|
|
|
|
"public:\n"
|
|
|
|
" void set(int i) { a = i; }\n"
|
|
|
|
" void set(const foo & f) { *this = f; }\n"
|
|
|
|
"};\n"
|
|
|
|
"void bar() {}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-03-23 07:34:34 +01:00
|
|
|
void const8()
|
|
|
|
{
|
|
|
|
// ticket #1517
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A():m_strValue(""){}\n"
|
|
|
|
" std::string strGetString() { return m_strValue; }\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::string m_strValue;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::strGetString' can be const\n", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-03-23 07:37:20 +01:00
|
|
|
void const9()
|
|
|
|
{
|
|
|
|
// ticket #1515
|
|
|
|
checkConst("class wxThreadInternal {\n"
|
|
|
|
"public:\n"
|
|
|
|
" void SetExitCode(wxThread::ExitCode exitcode) { m_exitcode = exitcode; }\n"
|
|
|
|
"private:\n"
|
|
|
|
" wxThread::ExitCode m_exitcode;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-03-24 19:31:30 +01:00
|
|
|
void const10()
|
|
|
|
{
|
2010-03-26 16:30:30 +01:00
|
|
|
// ticket #1522
|
2010-03-24 19:31:30 +01:00
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" int foo() { return x = 0; }\n"
|
|
|
|
"private:\n"
|
|
|
|
" int x;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-03-26 16:30:30 +01:00
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" int foo() { return (x ? x : x = 0); }\n"
|
|
|
|
"private:\n"
|
|
|
|
" int x;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" int foo() { return (x ? x = 0 : x); }\n"
|
|
|
|
"private:\n"
|
|
|
|
" int x;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-03-24 19:31:30 +01:00
|
|
|
}
|
|
|
|
|
2010-03-26 18:16:33 +01:00
|
|
|
void const11()
|
|
|
|
{
|
|
|
|
// ticket #1529
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" void set(struct tm time) { m_time = time; }\n"
|
|
|
|
"private:\n"
|
|
|
|
" struct tm m_time;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-03-26 19:06:00 +01:00
|
|
|
void const12()
|
|
|
|
{
|
|
|
|
// ticket #1525
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" int foo() { x = 0; }\n"
|
|
|
|
"private:\n"
|
|
|
|
" mutable int x;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'A::foo' can be const\n", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-03-26 20:14:31 +01:00
|
|
|
void const13()
|
|
|
|
{
|
|
|
|
// ticket #1519
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" std::vector<int> GetVec() {return m_vec;}\n"
|
|
|
|
" std::pair<int,double> GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::vector<int> m_vec;\n"
|
|
|
|
" std::pair<int,double> m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetVec' can be const\n"
|
|
|
|
"[test.cpp:5]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const std::vector<int> & GetVec() {return m_vec;}\n"
|
|
|
|
" const std::pair<int,double> & GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::vector<int> m_vec;\n"
|
|
|
|
" std::pair<int,double> m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetVec' can be const\n"
|
|
|
|
"[test.cpp:5]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-03-27 14:11:46 +01:00
|
|
|
void const14()
|
|
|
|
{
|
2010-03-27 20:41:17 +01:00
|
|
|
// extends ticket 1519
|
2010-03-27 14:11:46 +01:00
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" std::pair<std::vector<int>,double> GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair<std::vector<int>,double> m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const std::pair<std::vector<int>,double>& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair<std::vector<int>,double> m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" std::pair<std::vector<int>,double>& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair<std::vector<int>,double> m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair<int ,double> GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair<int ,double> m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const pair<int ,double> & GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair<int ,double> m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair<int ,double> & GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair<int ,double> m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" std::pair< int,std::vector<int> > GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< int,std::vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const std::pair< int,std::vector<int> >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< int,std::vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" std::pair< int,std::vector<int> >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< int,std::vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair< int,vector<int> > GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< int,vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const pair< int,vector<int> >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< int,vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair< int,vector<int> >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< int,vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair< vector<int>, int > GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< vector<int>, int > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const pair< vector<int>, int >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< vector<int>, int > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair< vector<int>, int >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< vector<int>, int > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" std::pair< std::vector<int>,std::vector<int> > GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< std::vector<int>,std::vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const std::pair< std::vector<int>,std::vector<int> >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< std::vector<int>,std::vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" std::pair< std::vector<int>,std::vector<int> >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< std::vector<int>,std::vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair< vector<int>, vector<int> > GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< vector<int>, vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const pair< vector<int>, vector<int> >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< vector<int>, vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair< vector<int>, vector<int> >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< vector<int>, vector<int> > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" std::pair< std::pair < int, char > , int > GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< std::pair < int, char > , int > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const std::pair< std::pair < int, char > , int > & GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< std::pair < int, char > , int > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" std::pair< std::pair < int, char > , int > & GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< std::pair < int, char > , int > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair< pair < int, char > , int > GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< pair < int, char > , int > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const pair< pair < int, char > , int > & GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< pair < int, char > , int > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair< pair < int, char > , int > & GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< pair < int, char > , int > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair< int , pair < int, char > > GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< int , pair < int, char > > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const pair< int , pair < int, char > > & GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< int , pair < int, char > > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" pair< int , pair < int, char > > & GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" pair< int , pair < int, char > > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" std::pair< int , std::pair < int, char > > GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< int , std::pair < int, char > > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const std::pair< int , std::pair < int, char > >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< int , std::pair < int, char > > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetPair' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" std::pair< int , std::pair < int, char > >& GetPair() {return m_pair;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" std::pair< int , std::pair < int, char > > m_pair;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" vector<int> GetVec() {return m_Vec;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" vector<int> m_Vec;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetVec' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" const vector<int>& GetVec() {return m_Vec;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" vector<int> m_Vec;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:4]: (style) The function 'A::GetVec' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("using namespace std;"
|
2010-03-27 20:41:17 +01:00
|
|
|
"class A {\n"
|
2010-03-27 14:11:46 +01:00
|
|
|
"public:\n"
|
|
|
|
" A(){}\n"
|
|
|
|
" vector<int>& GetVec() {return m_Vec;}\n"
|
|
|
|
"private:\n"
|
|
|
|
" vector<int> m_Vec;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
|
2010-03-28 11:46:42 +02:00
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" int * const * foo() { return &x; }\n"
|
|
|
|
"private:\n"
|
|
|
|
" const int * x;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" const int ** foo() { return &x; }\n"
|
|
|
|
"private:\n"
|
|
|
|
" const int * x;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'A::foo' can be const\n", errout.str());
|
|
|
|
|
|
|
|
checkConst("class A {\n"
|
|
|
|
"public:\n"
|
|
|
|
" const int * const * foo() { return &x; }\n"
|
|
|
|
"private:\n"
|
|
|
|
" const int * x;\n"
|
|
|
|
"}");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'A::foo' can be const\n", errout.str());
|
2010-03-27 14:11:46 +01:00
|
|
|
}
|
|
|
|
|
2010-03-28 15:56:13 +02:00
|
|
|
void const15()
|
|
|
|
{
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" unsigned long long int a;\n"
|
|
|
|
" unsigned long long int getA() { return a; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("[test.cpp:3]: (style) The function 'Fred::getA' can be const\n", errout.str());
|
|
|
|
|
|
|
|
// constructors can't be const..
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" unsigned long long int a;\n"
|
|
|
|
"public:\n"
|
|
|
|
" Fred() { }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// assignment through |=..
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" unsigned long long int a;\n"
|
|
|
|
" unsigned long long int setA() { a |= true; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// functions with a function call can't be const..
|
|
|
|
checkConst("class foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" unsigned long long int x;\n"
|
|
|
|
" void b() { a(); }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
|
|
|
|
// static functions can't be const..
|
|
|
|
checkConst("class foo\n"
|
|
|
|
"{\n"
|
|
|
|
"public:\n"
|
|
|
|
" static unsigned long long int get()\n"
|
|
|
|
" { return 0; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-04-01 16:59:35 +02:00
|
|
|
void const16()
|
|
|
|
{
|
|
|
|
// ticket #1551
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" void set(int i) { Fred::a = i; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-04-01 17:01:52 +02:00
|
|
|
void const17()
|
|
|
|
{
|
|
|
|
// ticket #1552
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
"public:\n"
|
|
|
|
" void set(int i, int j) { a[i].k = i; }\n"
|
|
|
|
"private:\n"
|
|
|
|
" struct { int k; } a[4];\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-04-02 08:02:47 +02:00
|
|
|
void const18()
|
|
|
|
{
|
|
|
|
// ticket #1563
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
"static int x;\n"
|
|
|
|
"public:\n"
|
|
|
|
" void set(int i) { x = i; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
|
|
|
|
2010-01-24 13:33:30 +01:00
|
|
|
// increment/decrement => not const
|
|
|
|
void constincdec()
|
|
|
|
{
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" void nextA() { return ++a; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
2010-01-25 21:40:57 +01:00
|
|
|
|
|
|
|
// return pointer/reference => not const
|
|
|
|
void constReturnReference()
|
|
|
|
{
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int a;\n"
|
|
|
|
" int &getR() { return a; }\n"
|
|
|
|
" int *getP() { return &a; }"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
2010-02-20 09:55:51 +01:00
|
|
|
|
|
|
|
// delete member variable => not const (but technically it can, it compiles without errors)
|
|
|
|
void constDelete()
|
|
|
|
{
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" int *a;\n"
|
|
|
|
" void clean() { delete a; }\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
}
|
2010-02-21 15:23:50 +01:00
|
|
|
|
2010-02-21 10:19:28 +01:00
|
|
|
// A function that returns LPVOID can't be const
|
|
|
|
void constLPVOID()
|
|
|
|
{
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" LPVOID a() { return 0; };\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-04-09 19:15:39 +02:00
|
|
|
|
|
|
|
// #1579 - HDC
|
|
|
|
checkConst("class Fred {\n"
|
|
|
|
" HDC a() { return 0; };\n"
|
|
|
|
"};\n");
|
|
|
|
ASSERT_EQUALS("", errout.str());
|
2010-02-21 10:19:28 +01:00
|
|
|
}
|
2008-12-18 22:28:57 +01:00
|
|
|
};
|
|
|
|
|
2009-01-05 16:49:57 +01:00
|
|
|
REGISTER_TEST(TestClass)
|